On May 25, 2022, Xin Dinghao participa≠€ted in the first regio÷​<nal science Lecture Hall to lear&÷n new national policies and su®‌pport the high-quality development of e'×nterprise science and t©γechnology. Professors and doctoral suδ<‌pervisors from the School of Environme♥§ntal Science and Engineering of Shan¶ dong University will give lecturesφ₩ for enterprises on the reg±₽αulation.